CN115592275A

CN115592275A - Battery tab laser cutting machine

Info

Publication number: CN115592275A
Application number: CN202211234156.7A
Authority: CN
Inventors: 吴泽喜; 韩仁生; 吴虞; 徐庶
Original assignee: Shenzhen Chengjie Intelligent Equipment Co Ltd
Current assignee: Shenzhen Chengjie Intelligent Equipment Co Ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-13
Anticipated expiration: 2042-10-10
Also published as: CN115592275B

Abstract

The embodiment of the invention provides a battery tab laser cutting machine which comprises a rack, an unreeling component, a deviation correcting component, a laser cutting component, a dust removing component, a waste collecting component and a reeling component, wherein the unreeling component, the deviation correcting component, the laser cutting component and the dust removing component are arranged on the rack; after being discharged from the unwinding assembly, the material belt on the material roll passes through the deviation rectifying assembly and the dust removing assembly in sequence and is recovered by the winding assembly; the unwinding assembly and the deviation rectifying assembly can work cooperatively to correct the deviation of the material belt in the advancing process; the dust removal assembly comprises a dust removal cavity, a sweeping assembly and a first negative pressure assembly, a dust removal cavity is formed in the dust removal cavity, laser emitted by the laser cutting assembly is in the dust removal cavity to cut the material belt, the first negative pressure assembly is used for sucking smoke dust, and the sweeping assembly is used for sweeping slag into the waste collection assembly. The cutting machine can improve the cleanliness of the surface of the material belt.

Description

Battery tab laser cutting machine

Technical Field

The invention relates to the technical field of battery tab forming equipment, in particular to a battery tab laser cutting machine.

Background

In the existing tab forming process, tabs are automatically cut on a material belt through a laser cutting machine to finish the process. However, smoke and slag are generated during the laser cutting of the pole piece, and if the smoke and slag adhere to the tab and are brought into the subsequent process, the smoke and slag may be drawn into the battery, thereby puncturing the diaphragm paper in the battery cell, causing micro short circuit of the battery, and even causing explosion of the battery. Therefore, dust removal is an important step in the process of cutting the tab by laser. In the prior art, dust and slag are removed mainly by adopting a blowing and adsorption combined mode, but the blowing and adsorption mode is difficult to completely remove the slag on the tab, so that the cleanness of the pole piece is not high enough, and the overall quality of the battery is influenced.

Disclosure of Invention

The embodiment of the invention provides a battery tab laser cutting machine, which is used for solving the problem of low tab cleanliness caused by difficulty in completely removing slag on a tab in a blowing and adsorbing mode in the prior art.

In the embodiment of the invention, the battery tab laser cutting machine comprises a rack, and an unreeling component, a deviation correcting component, a laser cutting component, a dust removing component, a waste collecting component and a reeling component which are arranged on the rack, wherein the waste collecting component is arranged below the dust removing component;

after being discharged from the unwinding assembly, the material belt on the material roll passes through the deviation rectifying assembly and the dust removing assembly in sequence and is recovered by the winding assembly; the unwinding assembly and the deviation rectifying assembly can work cooperatively to correct the deviation of the material belt in the advancing process;

the dust removal assembly comprises a dust removal cavity, a sweeping assembly and a first negative pressure assembly, a dust removal cavity is arranged inside the dust removal cavity, laser emitted by the laser cutting assembly is in the dust removal cavity, the material belt is cut, a tab is machined, the first negative pressure assembly is communicated with the dust removal cavity and used for sucking smoke generated in the cutting process, and the sweeping assembly is used for sweeping slag generated in cutting down into the waste collection assembly.

As a further alternative of the battery tab laser cutting machine, the sweeping assembly includes a sweeping surface in contact with the belt and moving along the surface of the belt for carrying the slag away from the belt surface so that the slag falls into the scrap collecting assembly.

As a further alternative of battery utmost point ear laser cutting machine, the subassembly of sweeping away includes the action wheel, follows driving wheel, cladding and tensioning in the action wheel with follow the many round belts in the driving wheel outside, and drive action wheel pivoted belt drive spare, round belt with the surface of material area contact constitutes the face of sweeping away.

As a further alternative of the battery tab laser cutting machine, the dust removal assembly further comprises a second negative pressure assembly and/or a positive pressure assembly; the second negative pressure assembly is used for sucking away slag on the sweeping assembly, and the positive pressure assembly can blow out airflow and is used for blowing smoke generated by cutting to the first negative pressure assembly.

As a further alternative of the battery tab laser cutting machine, the dust removal assemblies and the laser cutting assemblies are arranged in two groups and are arranged along the advancing direction of the material belt.

As a further alternative of the battery tab laser cutting machine, the unwinding assembly comprises an installation plate, a panel and a panel driving member, the installation plate is fixedly connected with the rack, the panel is vertically arranged on the installation plate and is in sliding connection with the installation plate, and the panel driving member can drive the panel to slide along the installation plate; the panel is connected with an unwinding roller capable of rotating around a pivot and an unwinding driving part, the material winding sleeve is arranged on the unwinding roller, and the unwinding roller can rotate under the driving of the unwinding driving part, so that the material belt is discharged.

As a further alternative of the battery tab laser cutting machine, a tension swing arm and a swing arm driving piece are further arranged on the panel; the tension swing arm with the material area crimping to can be in along arc line locus motion under the drive of swing arm driving piece, through adjusting the position of tension swing arm, can change the tension swing arm with pressure between the material area, thereby change tensile force on the material area.

As battery utmost point ear laser cutting machine's further alternative, the tension swing arm includes two pendulum rollers and connecting rod, pendulum roller fixed connection in on the connecting rod, two arcs have been seted up on the panel, every the pendulum roller passes one respectively the arc, the one end of connecting rod with the panel is connected to can rotate around the junction, the swing arm driving piece can drive the connecting rod rotates, makes the pendulum roller is followed the arc swing.

As a further alternative of the battery tab laser cutting machine, a brush assembly is further arranged on the panel and used for cleaning the surface of the material belt.

As a battery tab laser cutting machine's further alternative, the garbage collection subassembly includes connecting seat, collecting pipe and staple bolt, the connecting seat with the frame is connected, the staple bolt cover is established the outside of collecting pipe, and with collecting pipe fixed connection, the staple bolt with connecting seat sliding connection makes the position of collecting pipe is adjustable, the mouth of pipe orientation of collecting pipe the sweeping surface for collect the slag that drops.

The embodiment of the invention has the following beneficial effects:

the adoption unreels the process that receive and releases that subassembly and rolling subassembly carried out the material area, adopt the subassembly of rectifying to revise the material area and carry out the skew of process, thereby guarantee the precision of follow-up laser cutting subassembly cutting process, adopt the dust removal cavity to isolate out a relatively inclosed space and supply with first negative pressure subassembly and build the negative pressure, and make the smoke and dust that the cutting produced be difficult to spread to the outside, the smoke and dust that the cutting material area produced is inhaled to first negative pressure subassembly, it wipes the material area adnexed slag to wipe off the subassembly, both cooperate, can greatly improve the cleanliness on material area surface, the slag of sweeping down is collected by the garbage collection subassembly, can guarantee the cleanliness of laser cutting machine mesa.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

fig. 1 is a schematic overall structure diagram of a battery tab laser cutting machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a dust removing assembly according to an embodiment of the present invention;

fig. 3 is a schematic front view illustrating an unwinding assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of a back side structure of the unwinding assembly according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a side surface of the deviation correcting assembly according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of another side surface of the deviation rectifying assembly according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view of a deviation correcting assembly according to an embodiment of the present invention;

FIG. 8 is a schematic view of a laser cutting assembly according to an embodiment of the present invention;

FIG. 9 is a schematic view of a waste collection assembly according to an embodiment of the present invention;

description of the main element symbols:

10-a frame, 11-a cabinet body, 12-a main mounting plate and 13-a guide roller;

20-unwinding assembly, 21-mounting plate, 22-panel, 221-sliding seat, 222-reinforcing plate, 23-panel driving member, 24-unwinding roller, 25-unwinding driving member, 26-compression roller, 27-tension swing arm, 271-swing roller, 272-connecting rod, 28-swing arm driving member, 29-arc groove, 201-brush assembly;

30-a deviation rectifying component, 31-a deviation rectifying support, 32-a torsion component, 321-a base plate, 3211-a first support column, 32111-a first guide rod, 3212-a second support column, 32121-a second guide rod, 3213-a third support column, 32131-a third guide rod, 322-a screw, 323-a screw driving component, 324-a clamping block, 325-a dust cover, 33-a deviation rectifying bottom plate, 331-a first connecting block, 332-a second connecting block, 333-a third connecting block, 34-a support plate and 35-a deviation rectifying roller;

40-a laser cutting assembly, 41-a cutting support, 42-a first adjusting screw, 43-a first slide, 44-a second adjusting screw, 45-a second slide, 46-a cutting mounting plate, 47-a laser cutting component;

50-a dust removal component, 51-a dust removal cavity, 511-a first opening, 512-a second opening, 513-a baffle, 52-a sweeping component, 521-a sweeping surface, 522-a round belt, 523-a belt driving component, 53-a first negative pressure component, 531-a negative pressure pipe, 532-an air hood, 5321-a slope, 54-a positive pressure component and 55-a second negative pressure component;

60-a waste collecting component, 61-a connecting seat, 62-a collecting pipe and 63-a hoop;

and 70-rolling the assembly.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In an embodiment of the present invention, please refer to fig. 1 to fig. 2 in combination, the battery tab laser cutting machine includes a frame 10, and an unreeling assembly 20, a deviation correcting assembly 30, a laser cutting assembly 40, a dust removing assembly 50, a waste collecting assembly 60 and a reeling assembly 70 disposed on the frame 10, wherein the waste collecting assembly 60 is disposed below the dust removing assembly 50. After being discharged from the unwinding assembly 20, the material belt on the material roll passes through the deviation rectifying assembly 30 and the dust removing assembly 50 in sequence and is recovered by the winding assembly 70; the unwinding assembly 20 and the deviation correcting assembly 30 can work cooperatively to correct the deviation of the material belt in the advancing process; the dust removing assembly 50 comprises a dust removing cavity 51, a sweeping assembly 52 and a first negative pressure assembly 53, a dust removing cavity is arranged in the dust removing cavity 51, laser emitted by the laser cutting assembly 40 cuts the material belt in the dust removing cavity to machine a tab, the first negative pressure assembly 53 is used for sucking smoke generated in the cutting process, and the sweeping assembly 52 is used for sweeping slag generated in the cutting process into the waste collecting assembly 60. It can be understood that the deviation of the material belt needs to be detected by some detecting elements, and the working processes of the unwinding assembly 20, the deviation correcting assembly 30, the laser cutting assembly 40, the dust removing assembly 50 and the winding assembly 70 need to be automatically controlled by the control assembly, which is prior art and will not be described herein again.

According to the embodiment of the invention, the unreeling component 20 and the reeling component 70 are adopted to carry out the tape reeling and unreeling process, the deviation correcting component 30 is adopted to correct the deviation of the tape carrying process, so that the accuracy of the subsequent cutting process of the laser cutting component 40 is ensured, a relatively closed space is isolated by the dust removing cavity 51 to supply negative pressure to the first negative pressure component 53, the smoke generated by cutting is not easy to diffuse to the outside, the first negative pressure component 53 sucks the smoke generated by cutting the tape, the sweeping component 50 wipes off slag attached to the surface of the tape, the first negative pressure component and the sweeping component work in a matched mode, the cleanliness of the surface of the tape can be greatly improved, and the swept-off slag is collected by the waste collecting component 60, so that the cleanliness of the table top of the laser cutting machine can be ensured.

In one embodiment, the rack 10 includes a cabinet 11, and a main mounting plate 12 erected on the cabinet 11, wherein the main mounting plate 12 is used for mounting the unwinding assembly 20, the deviation rectifying assembly 30, the laser cutting assembly 40, the dust removing assembly 50, the waste collecting assembly 60, and the winding assembly 70.

In order to provide a guiding and supporting effect for the strip of material during its travel, in a specific embodiment, the main mounting plate 12 is further provided with a plurality of guiding rollers 13.

In an embodiment, the dust-removing cavity 51 is provided with a first opening 511 and a second opening 512 which are communicated with the dust-removing cavity, the first opening 511 and the second opening 512 both penetrate through the dust-removing cavity 51, so that the material belt can pass through the dust-removing cavity through the first opening 511, the laser emitted by the laser cutting assembly 40 can pass through the dust-removing cavity through the second opening 512, the laser can process a tab on the material belt, the dust-removing cavity 50 is fixedly connected with a baffle 513, and after the laser passes through the material belt, the baffle 513 can block the laser.

In one embodiment, the sweeping assembly 52 includes a sweeping surface 521, and the sweeping surface 521 is in pressing contact with the strip and moves along the surface of the strip for carrying slag generated by the cutting away from the surface of the strip. It should be noted that the sweeping surface 521 is the sum of the surface of the sweeping assembly 52 contacting the material belt and the surface facing the material belt contacting the slag, and may be a continuous surface, or may be formed by multiple segments of spaced surfaces, or may be a smooth surface, or a rough surface, or may be a plane surface, or a curved surface, as long as at least a portion of the sweeping surface contacts the material belt and can drive the slag to separate from the surface of the material belt. In addition, the movement of the cleaning surface 521 along the surface of the tape does not mean that the cleaning surface 521 itself is in motion, and the cleaning surface 521 may also be stationary, while the tape itself is in motion, so that the relative motion between the cleaning surface 521 and the tape is also generated. The strip of material passes through the dust extraction chamber from the top down, so that the sweeping surface 521 moves both upwardly and downwardly with respect to the movement of the strip of material. In the case of the sweeping surface 521 facing downwards relative to the strip, since the strip itself moves downwards, it is necessary for the sweeping assembly 52 to include a driving element to drive the sweeping surface 521 to move, which is advantageous in that the slag is carried directly downwards by the sweeping surface 521 and falls directly into the scrap collecting assembly 60; if the sweeping surface 521 is moved upward relative to the strip, the driving element may be omitted, but the slag is moved upward relative to the surface of the strip, and a structure for guiding the slag to fall is required, for example, the sweeping surface 521 is arranged as a plane, a guide surface connected to the sweeping surface 521 is added, the guide surface is inclined toward the scrap collecting assembly 60, so that the sweeping surface 521 forms an acute angle with the guide surface, and the slag falls into the scrap collecting assembly 60 along the guide surface after the sweeping surface 521 "shovels down" the slag.

As mentioned previously, the sweeping surface 521 can be of various types of surfaces, and thus, the arrangement of the sweeping assembly 52 includes, but is not limited to, one of a brush, a roller, a flat belt, and a round belt, only a preferred embodiment of which is described below. In one embodiment, the sweeping assembly 52 comprises a driving wheel, a driven wheel, a plurality of circular belts 522 wrapped around and tensioned outside the driving wheel and the driven wheel, and a belt driving member 523 for driving the driving wheel to rotate, wherein the surfaces of the circular belts 522 contacting the material belts form a sweeping surface 521.

When the sweeping component 52 is used for driving the slag to move downwards relative to the material belt surface, the slag should be prevented from scratching the material belt surface as much as possible, a containing groove is formed between the two round belts 522, and the containing groove can contain most of the slag (the area of the round belt 522 occupied by the containing groove is larger than the contact area of the round belt 522 and the material belt), so that the slag can be carried to fall, and the slag can be prevented from scratching the material belt surface as much as possible.

In one embodiment, the first negative pressure assembly 53 comprises a negative pressure device (not shown), a negative pressure pipe 531 with one end connected to the negative pressure device, and an air hood 532 connected to the other end of the negative pressure pipe 531, wherein the air hood 532 comprises a plurality of inclined surfaces 5321 which are obliquely gathered from the dust-removing cavity 51 to the negative pressure pipe 531.

The inclined plane 5321 is arranged, so that gas can be better gathered, and the adsorption effect of smoke dust is improved.

In one embodiment, the dusting assembly 50 further comprises a positive pressure assembly 54 and/or a second negative pressure assembly 55; the positive pressure assembly 54 is capable of blowing an air flow for blowing the smoke generated by the cutting toward the first negative pressure assembly 53; and the second sub-atmospheric assembly 55 is used to suck off slag from the sweeping assembly 52. The second negative pressure assembly 55 is identical to the first negative pressure assembly 53 and will not be described in detail herein.

In an embodiment, please refer to fig. 3 to 4 in combination, the unwinding assembly 20 includes a mounting plate 21, a panel 22 and a panel driving member 23, the mounting plate 21 is fixedly connected to the rack 10, the panel 22 is slidably connected to the mounting plate 21, specifically, a sliding seat 221 is fixedly connected to a lower portion of the panel 22, the panel 22 is perpendicular to the sliding seat 221, and is a reinforcing structure, a plurality of triangular reinforcing plates 222 may be further fixedly connected between the panel 22 and the sliding seat 221, a sliding rail is disposed on the mounting plate 21, a sliding groove is disposed on the sliding seat 221, and the sliding groove is connected to the sliding rail in a matching manner, so as to achieve the sliding connection between the panel 22 and the mounting plate 21; the panel driving part 23 can drive the panel 22 to slide along the mounting plate 21; the panel 22 is connected with an unwinding roller 24 and an unwinding driving member 25, the unwinding roller 24 can rotate around a pivot, the unwinding roller 24 is sleeved with the material roll, and the unwinding roller 24 can rotate under the driving of the unwinding driving member 25, so that the material belt is released.

In a specific embodiment, a plurality of pivotable rollers 26 are also provided on the panel 22, and the rollers 26 are used to guide and support the tape.

In a specific embodiment, a tension swing arm 27 and a swing arm drive 28 are also provided on the panel 22; the tension swing arm 27 is in pressure connection with the material belt and can move along an arc track under the driving of the swing arm driving piece 28, and the pressure between the tension swing arm 27 and the material belt can be changed by adjusting the position of the tension swing arm 27, so that the tension force on the material belt is changed.

In a more specific embodiment, the tension swing arm 27 includes two swing rollers 271 and a connecting rod 272, the swing rollers 271 are fixedly connected to the connecting rod 272, two arc-shaped slots 29 are formed in the panel 22, each swing roller 271 passes through one arc-shaped slot 29, one end of the connecting rod 272 is connected to the panel 22 and can rotate around the connection, and the swing arm driving member 28 can drive the connecting rod 272 to rotate, so that the swing rollers 271 swing along the arc-shaped slots 29.

In a further embodiment, the swing arm drive 28 is provided as a pneumatic cylinder having an output end hinged to the connecting rod 272, and the rotation of the connecting rod 272 is controlled by extension and retraction of the output end of the pneumatic cylinder.

In a specific embodiment, a brush assembly 201 is further disposed on the panel 22, and the brush assembly 201 is used for cleaning the surface of the tape.

In a more specific embodiment, two brush assemblies 201 are provided for cleaning two sides of the strip of material.

In an embodiment, referring to fig. 5 and fig. 6, the deviation rectifying assembly 30 includes a deviation rectifying support 31, a twisting assembly 32, a deviation rectifying base plate 33, a support plate 34 and a deviation rectifying roller 35. The deviation correcting support 31 is fixedly connected to the frame 10, the torsion assembly 32 is connected to the deviation correcting support 31 and the deviation correcting bottom plate 33, the two support plates 34 are vertically arranged on two sides of the deviation correcting bottom plate 33, and the deviation correcting roller 35 is arranged between the two support plates 34. The twist assembly 32 is capable of driving the deviation correcting base 33 to translate and/or rotate through an angle that, in cooperation with the movement of the face plate 22 (which moves the unwind roller 24 with the movement of the face plate 22), changes the position of the web and thereby corrects the deviation of the web.

In a more specific embodiment, please refer to fig. 5 to 7 in combination, the torsion assembly 32 includes a base plate 321, a bottom surface of the base plate 321 is fixedly connected to the deviation rectifying support 31, a top surface of the base plate extends upward to form a first support 3211, a second support 3212 and a third support 3213, the first support 3211 is fixedly connected to a first guide rod 32111, the second support 3212 is fixedly connected to a second guide rod 32121, the third support 3213 is provided with a through hole, and the through hole is slidably connected to a third guide rod 32131; the first guide rod 32111 forms an acute angle with one end of the third guide rod 32131, the second guide rod 32121 forms an acute angle with the other end of the third guide rod 32131 (the straight line where the central axis of each guide rod is located is described here, refer to fig. 7), the bottom surface of the deviation rectifying bottom plate 33 extends downward to form a first connecting block 331, a second connecting block 332, and a third connecting block 333, the first connecting block 331, the second connecting block 332, and the third connecting block 333 are respectively connected with the first guide rod 32111, the second guide rod 32121, and the third guide rod 32131 through fisheye bearings, and the third guide rod 32131 is fixedly connected with the fisheye bearings sleeved thereon through jackscrews; the axes of the first guide rod 32111, the second guide rod 32121 and the third guide rod 32131 are parallel to the bottom surface of the deviation rectification base plate 33. The torsion assembly 32 further includes a screw 322 and a screw driving member 323, the screw 322 is connected to one end of the third guide rod 32131 through a clamping block 324, specifically, the screw 322 is connected to the clamping block 324 through a thread, the clamping block 324 is fixedly connected to one end of the third guide rod 32131, an axis of the screw 322 is parallel to an axis of the third guide rod 32131, and when the screw driving member 323 drives the screw 322 to rotate, the clamping block 324 can drive the third guide rod 32131 to move.

In this embodiment, taking the direction shown in fig. 7 as an example, the operation process of the deviation rectifying assembly 30 is as follows: the screw rod driving member 323 drives the screw rod 322 to rotate, the clamping block 324 moves rightwards (the principle is the same as the leftwards principle, and the rightwards is taken as an example here), the third guide rod 32131 is pulled to move rightwards, because the fisheye bearing on the third guide rod 32131 is fixedly connected with the third guide rod 32131, the third connecting block 333 moves rightwards along the third guide rod 32131, because the distance between the third connecting block 333 and the second connecting block 332 and the distance between the third connecting block 333 and the first connecting block 331 are not changed, the second connecting block 332 moves forwards (upper right in fig. 7) along the second guide rod 32121, and the first connecting block 331 moves backwards (lower left in fig. 7) along the first guide rod 32111, so that the entire deviation correcting bottom plate 33 translates rightwards and rotates anticlockwise by a certain angle, thereby driving the movement.

In a further specific embodiment, the front end of the lead screw 323 is covered with a dust cover 325 to prevent dust from affecting the life of the lead screw 322.

In one embodiment, referring to fig. 8, the laser cutting assembly 40 includes a cutting support 41, a first adjusting screw 42, a first slide 43, a second adjusting screw 44, a second slide 45, a cutting mounting plate 46, and a laser cutting assembly 47. The cutting support 41 is fixedly connected with the frame 10, the first slide carriage 43 is slidably connected with the cutting support 41, and the first adjusting screw 42 penetrates through the first slide carriage 43 and is used for driving the first slide carriage 43 to slide along the cutting support 41; the second sliding seat 45 is slidably connected with the first sliding seat 43, and the second adjusting screw 44 is arranged on the second sliding seat 45 in a penetrating manner and used for driving the second sliding seat 45 to slide along the first sliding seat 43; the laser cutting component 47 is fixedly connected with the second sliding seat 45 and used for emitting laser; the directions of movement of the first carriage 43 and the second carriage 45 are perpendicular to each other, so that the laser cutting unit 47 can be adjusted in both directions.

In one embodiment, referring to fig. 9, the scrap collecting assembly 60 includes a connecting base 61 and a collecting pipe 62, the collecting pipe 62 is connected to the frame 10 through the connecting base 61, and the nozzle of the collecting pipe 62 faces the sweeping surface 521 for collecting the dropped slag.

In one embodiment, the waste collection assembly 60 further includes a hoop 63, the hoop 63 is disposed on the outer side of the collection pipe 62 and fixedly connected to the collection pipe 62, and the hoop 63 is slidably connected to the connecting seat 61, so that the position of the collection pipe 62 is adjustable.

The advantage of adopting the above-mentioned embodiment is that can guarantee all to fall into collecting pipe 62 by adjusting the position of collecting pipe 62 as far as possible to the slag that drops to guarantee the cleanness of laser cutting machine mesa.

In one embodiment, the dust removal assembly 50 and the laser cutting assembly 40 are arranged in two sets and are arranged along the direction of travel of the web.

Set up two sets of laser cutting subassembly 40, can effectively improve battery tab's machining efficiency.

The arrangement scheme of the winding assembly 70 is the same as that of the unwinding assembly 20, and the description thereof is omitted.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A battery tab laser cutting machine is characterized by comprising a rack, and an unreeling component, a deviation correcting component, a laser cutting component, a dust removing component, a waste collecting component and a reeling component which are arranged on the rack, wherein the waste collecting component is arranged below the dust removing component;

2. The battery tab laser cutting machine of claim 1 wherein the sweeping assembly includes a sweeping surface in contact with and moving along the surface of the strip of material for carrying the slag away from the surface of the strip of material such that the slag falls into the scrap collecting assembly.

3. The laser cutting machine for the battery tabs according to claim 2, wherein the sweeping assembly comprises a driving wheel, a driven wheel, a plurality of circular belts wrapped and tensioned on the outer sides of the driving wheel and the driven wheel, and a belt driving member for driving the driving wheel to rotate, and the surfaces of the circular belts, which are in contact with the material belt, form the sweeping surface.

4. The battery tab laser cutting machine according to claim 1, wherein the dust removal assembly further comprises a second negative pressure assembly and/or a positive pressure assembly; the second negative pressure assembly is used for sucking away slag on the sweeping assembly, and the positive pressure assembly can blow out airflow and is used for blowing smoke generated by cutting to the first negative pressure assembly.

5. The battery tab laser cutting machine according to any one of claims 1 to 4, wherein the dust removal assembly and the laser cutting assembly are provided in two sets and are arranged along a traveling direction of the material belt.

6. The battery tab laser cutting machine according to claim 1, wherein the unwinding assembly comprises a mounting plate, a panel and a panel driving member, the mounting plate is fixedly connected with the rack, the panel is vertically arranged on the mounting plate and is slidably connected with the mounting plate, and the panel driving member can drive the panel to slide along the mounting plate; the panel is connected with an unwinding roller capable of rotating around a pivot and an unwinding driving part, the unwinding roller is sleeved with the unwinding roller, and the unwinding roller can rotate under the driving of the unwinding driving part, so that the material belt is discharged.

7. The laser cutting machine for battery tabs according to claim 6, characterized in that a tension swing arm and a swing arm driving member are further provided on the panel; the tension swing arm with the material area crimping to can be in along arc line locus motion under the drive of swing arm driving piece, through adjusting the position of tension swing arm, can change the tension swing arm with pressure between the material area, thereby change tensile force on the material area.

8. The battery tab laser cutting machine according to claim 7, wherein the tension swing arm includes two swing rollers and a connecting rod, the swing rollers are fixedly connected to the connecting rod, the panel is provided with two arc-shaped grooves, each swing roller passes through one arc-shaped groove, one end of the connecting rod is connected to the panel and can rotate around the joint, and the swing arm driving member can drive the connecting rod to rotate, so that the swing rollers swing along the arc-shaped grooves.

9. The laser cutting machine for battery tabs according to claim 6, wherein a brush assembly is further disposed on the panel, and the brush assembly is used for cleaning the surface of the material belt.

10. The dust removing device of the tab laser cutting machine according to claim 1, wherein the waste collecting assembly comprises a connecting seat, a collecting pipe and a hoop, the connecting seat is connected with the frame, the hoop is sleeved outside the collecting pipe and fixedly connected with the collecting pipe, the hoop is connected with the connecting seat in a sliding manner, so that the position of the collecting pipe is adjustable, and a pipe orifice of the collecting pipe faces the sweeping surface and is used for collecting falling slag.